libxml-libxml-perl vulnerability

27 November 2017

libxml-libxml-perl vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

• Ubuntu 17.10
• Ubuntu 17.04
• Ubuntu 16.04 LTS
• Ubuntu 14.04 LTS

Summary

XML::LibXML could be made to crash or run programs if it processed specially crafted input.

Software Description

• libxml-libxml-perl - Perl interface to the libxml2 library

Details

It was discovered that XML::LibXML incorrectly handled memory when processing a replaceChild call. A remote attacker could possibly use this issue to execute arbitrary code.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 17.10

libxml-libxml-perl - 2.0128+dfsg-3ubuntu0.1

Ubuntu 17.04

libxml-libxml-perl - 2.0128+dfsg-1ubuntu0.1

Ubuntu 16.04 LTS

libxml-libxml-perl - 2.0123+dfsg-1ubuntu0.1

Ubuntu 14.04 LTS

libxml-libxml-perl - 2.0108+dfsg-1ubuntu0.2

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

In general, a standard system update will make all the necessary changes.

References

• CVE-2017-10672